@article{Lavilla_De Lucía_Heck_Fariza_2023, title={Morphological detection of charcoal rot in soybean and corn in Misiones, Argentina}, volume={34}, url={https://www.revistas.ucr.ac.cr/index.php/agromeso/article/view/51073}, DOI={10.15517/am.v34i2.51073}, abstractNote={<p><strong><span class="CharOverride-5">Introduction.</span> </strong>Charcoal rot caused by <em><span class="CharOverride-6">Macrophomina phaseolina</span></em> is a pathogen that survives in the soil through microsclerotia (<em><span class="CharOverride-6">Sclerotium bataticola</span></em> stage). This pathogen affects different crops, among which soybeans (<em><span class="CharOverride-6">Glycine max</span></em> L. Merrill) and corn (<em><span class="CharOverride-6">Zea mays</span></em> L.) stand out due to their importance in Argentina. <strong><span class="CharOverride-5">Objetive. </span></strong>To demonstrate that the cause of the deaths of soybean and corn plants in years of drought in the province of Misiones is charcoal rot. <span class="CharOverride-5"><strong>Materials and methods.</strong> </span>Samples were collected from different locations in the province of Misiones, Argentina during February 2022. Through naked eye observation of diseased plants and with the help of stereoscopic and optical microscopy, the identity of the pathogen present was determined. <strong><span class="CharOverride-5">Results.</span> </strong>The presence of microsclerotia compatible with<strong> <span class="CharOverride-6">S. bataticola </span></strong>as the causal agent of charcoal rot was detected in corn and soybean samples in all samples from the province of Misiones.<span class="CharOverride-5"> <strong>Conclusion.</strong></span> Charcoal rot caused by <em><span class="CharOverride-6">M. phaseolina</span></em> is present in soybean and corn crops in the province of Misiones, Argentina.</p>}, number={2}, journal={Agronomía Mesoamericana}, author={Lavilla, M. and De Lucía, A. and Heck, M. and Fariza, S.}, year={2023}, month={Jan.}, pages={51073} }